LeetCode Solutions
class Solution {
public:
int numRabbits(vector<int>& answers) {
int ans = 0;
vector<int> count(1000);
for (const int answer : answers) {
if (count[answer] % (answer + 1) == 0)
ans += answer + 1;
++count[answer];
}
return ans;
}
};
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class Solution {
public int numRabbits(int[] answers) {
int ans = 0;
int[] count = new int[1000];
for (final int answer : answers) {
if (count[answer] % (answer + 1) == 0)
ans += answer + 1;
++count[answer];
}
return ans;
}
}
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class Solution:
def numRabbits(self, answers: List[int]) -> int:
ans = 0
count = Counter()
for answer in answers:
if count[answer] % (answer + 1) == 0:
ans += answer + 1
count[answer] += 1
return ans
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